<%@ page contentType="text/html;charset=GBK" %>
<%@ page import="javax.servlet.*"%>
<%@ page import="javax.servlet.http.*"%>

<%
String userName = (String) session.getValue("username");
session.removeValue("username");
session.removeValue("userName");
//response.sendRedirect("login.jsp");
%>
<script language="javascript">window.top.location.href='login.jsp'</script>